Pith Number

pith:Q4VIOYSB

pith:2018:Q4VIOYSBSVP265JMAYZ6FECQNW

not attested not anchored not stored refs pending

Cascade circuit architecture for RF-photonic frequency multiplication with minimum RF energy

Karin Hinzer, Mehedi Hasan, Trevor Hall

arxiv:1804.06542 v1 · 2018-04-18 · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q4VIOYSBSVP265JMAYZ6FECQNW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:57:41.607586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

872a876241955faf752c0633e290506da46c2ef59b1e0d56eb7d24349dd6a368

Aliases

arxiv: 1804.06542 · arxiv_version: 1804.06542v1 · doi: 10.48550/arxiv.1804.06542 · pith_short_12: Q4VIOYSBSVP2 · pith_short_16: Q4VIOYSBSVP265JM · pith_short_8: Q4VIOYSB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/Q4VIOYSBSVP265JMAYZ6FECQNW \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 872a876241955faf752c0633e290506da46c2ef59b1e0d56eb7d24349dd6a368

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf57388124711d6b55b1f8a1c9de58eed6f8083218c1bfd596d66384afd4eaad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-04-18T04:01:02Z",
    "title_canon_sha256": "8e30e40e3d679f99ab8d40590aae454fe272195d6e46d8aa2667a49d9e61f02e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06542",
    "kind": "arxiv",
    "version": 1
  }
}